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//+-------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1995
//
// File: dipid.h
//
// Contents: Contains structure definitons for the significant OXID and
// IPID structures which the ntsd extensions need to access.
// These ole classes cannot be accessed more cleanly because
// typically the members of interest are protected.
//
// WARNING. IF THE REFERENCED OLE CLASSES CHANGE, THEN THESE
// DEFINITIONS MUST CHANGE!
//
// History: 08-11-95 BruceMa Created
//
//--------------------------------------------------------------------------
typedef GUID OXID;
struct IPID
{
WORD offset; // These are reversed because of little-endian
WORD page; // These are reversed because of little-endian
DWORD pid;
DWORD tid;
DWORD seq;
};
struct STRINGARRAY
{
unsigned long size;
unsigned short awszStringArray[1];
};
struct SOXIDEntry
{
struct SOXIDEntry *pPrev; // previous entry on inuse list
struct SOXIDEntry *pNext; // next entry on free/inuse list
DWORD dwPid; // process id of server
DWORD dwTid; // thread id of server
OXID oxid; // object exporter identifier
STRINGARRAY *psa; // ptr to server obj exp string arrary
DWORD dwFlags; // state flags
handle_t hServer; // rpc binding handle of server
void *pRU; // proxy for Remote Unknown
IPID ipidRundown;// IPID of IRundown and Remote Unknown
LONG cRefs; // count of IPIDs using this OXIDEntry
};
typedef enum tagOXIDFLAGS
{
OXIDF_REGISTERED = 1, // oxid is registered with Resolver
OXIDF_MACHINE_LOCAL = 2, // oxid is local to this machine
OXIDF_STOPPED = 4, // thread can no longer receive calls
OXIDF_PENDINGRELEASE= 8 // oxid entry is already being released
} OXIDFLAGS;
#define OXIDTBL_PAGESIZE 4096
// Forward reference
struct SRpcChannelBuffer;
struct SIPIDEntry
{
IPID ipid; // interface pointer identifier
IID iid; // interface iid
SRpcChannelBuffer *pChnl; // channel pointer
IUnknown *pStub; // proxy or stub pointer
void *pv; // real interface pointer
SOXIDEntry *pOXIDEntry; // ptr to OXIDEntry in OXID Table
DWORD dwFlags; // flags (see IPIDFLAGS)
ULONG cStrongRefs;// strong reference count
ULONG cWeakRefs; // weak reference count
LONG iNextOID; // next entry in this table for same object
};
typedef enum tagIPIDFLAGS
{
IPIDF_CONNECTING = 1, // ipid is being connected
IPIDF_DISCONNECTED = 2, // ipid is disconnected
IPIDF_SERVERENTRY = 4, // SERVER IPID vs CLIENT IPID
IPIDF_NOPING = 8, // dont need to ping the server or release
IPIDF_VACANT = 128 // entry is vacant (ie available to reuse)
} IPIDFLAGS;
#define IPIDTBL_PAGESIZE 4096
#define IPIDTBL_PAGESHIFT 16
#define IPIDTBL_PAGEMASK 0x0000ffff
#define IPIDsPerPage (IPIDTBL_PAGESIZE / sizeof(SIPIDEntry))
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